21061128

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79777}}^1$

素因数の和:79797

約数の個数: 32

約数和(自身を含む): 57440160

約数和(自身を除く): 36379032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 79777, 159554, 239331, 319108, 478662, 638216, 877547, 957324, 1755094, 1914648, 2632641, 3510188, 5265282, 7020376, 10530564, 21061128]

約数ペア:

[(1, 21061128), (2, 10530564), (3, 7020376), (4, 5265282), (6, 3510188), (8, 2632641), (11, 1914648), (12, 1755094), (22, 957324), (24, 877547), (33, 638216), (44, 478662), (66, 319108), (88, 239331), (132, 159554), (264, 79777)]